From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Wed, 10 Jun 2015 10:59:27 +0000 (+0300)
Subject: iommu: Checking for NULL instead of IS_ERR
X-Git-Tag: omap-for-v4.2/fixes-rc1^2~142^2^6~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=409e553deeeb08d644ed1110e0f1c97b71cb6409;p=pandora-kernel.git

iommu: Checking for NULL instead of IS_ERR

The iommu_group_alloc() and iommu_group_get_for_dev()
functions return error pointers, they never return NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
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